Thank you Down converting is almost easy, the reverse is not. The network and browser impact is real.
$ convert Pictures/Beach/dsc_1556.jpg -scale 5% ./thumbnails/Beach==dsc_1556.jpg $ ls -l -rw-r--r-- 1 me me 5798595 2012-04-04 18:29 ./Pictures/Beach/dsc_1556.jpg -rw-rw-r-- 1 me me 61503 2012-04-22 14:51 ./thumbnails/Beach==dsc_1556.jpg On Sun, Apr 22, 2012 at 12:49 PM, Christoph Derndorfer <[email protected]> wrote: > Okay, noted. > > I'll try to keep that in mind as I work on some of my remaining chapters. > Though in general we probably won't get people to recreate all their > screenshots in the original size again so we'll have to work with what we've > got. > > Cheers, > Christoph > > > On Sun, Apr 22, 2012 at 2:09 AM, Samuel Klein <[email protected]> wrote: >> >> I think it is easier to just upload the high res version once, even if >> you explicitly mean to use one of the smaller versions for some >> offline project. >> >> Fred - you are right that the /directory trees/ of thumbnails are now >> not browsable,but all of the individual thumbnails are world-readable. >> >> http://wiki.laptop.org/images/thumb/6/6c/Green_and_white_machine.jpg/150px-Green_and_white_machine.jpg >> >> SJ >> >> On Sat, Apr 21, 2012 at 8:51 AM, Christoph Derndorfer >> <[email protected]> wrote: >> > On Wed, Apr 11, 2012 at 3:42 PM, Frederick Grose <[email protected]> >> > wrote: >> >> >> >> On Sun, Apr 8, 2012 at 1:38 PM, Christoph Derndorfer >> >> <[email protected]> wrote: >> >>> >> >>> On Sat, Apr 7, 2012 at 8:31 PM, S Page <[email protected]> wrote: >> >>>> >> >>>> On Fri, Apr 6, 2012 at 16:07, Christoph Derndorfer >> >>>> <[email protected]> wrote: >> >>>> >> >>>> > If jumping over these extra hurdles bring a lot of value and can be >> >>>> > described >> >>>> > in simple terms then I'm all for it >> >>>> >> >>>> Good point. I see you're writing "MISSING IMAGE", that's fine too. >> >>>> My alternative lets a writer show a placeholder image, see >> >>>> http://wiki.laptop.org/go/User:Skierpage#Placeholder_images . Either >> >>>> way makes it easy to find missing images. >> >>>> >> >>>> I documented both under >> >>>> http://wiki.laptop.org/go/Help_Activity_refresh#Images >> >>>> >> >>>> I notice the instructions say 800px wide screenshots. I think it's >> >>>> faster/better to leave them at 1200 wide and tell the HTML or markup >> >>>> to display them smaller. >> >>> >> >>> >> >>> Hi there, >> >>> >> >>> thanks a lot for adding the instructions >> >>> to http://wiki.laptop.org/go/Help_Activity_refresh#Images, much >> >>> appreciated. >> >>> >> >>> As for the width of the screenshots we chose the 800px wide because >> >>> that >> >>> works well for consumption on the XOs (as it leaves plenty of space >> >>> for a >> >>> menu, etc.). >> >> >> >> >> >> When a 1200x900 pixel image is uploaded to the wiki and then displayed >> >> at >> >> an alternate size, such as with the [[File:Screenshot >> >> wanted.png|800px|ActivityName screenshot]] wiki code, then the wiki >> >> resizes >> >> and saves a .png copy of the image at 800 pixel width in an >> >> /images/thumb/ >> >> branch folder. >> >> See, for example, all the sizes saved here: >> >> >> >> >> >> http://wiki.sugarlabs.org/images/thumb/9/95/Journal_tag_mockup_frm_gary_v1.png/ >> >> >> >> (Direct navigation to the thumb branches on wiki.laptop.org has been >> >> blocked. One only sees the message, "Down for upgrades. Come back >> >> tomorrow!") >> >> >> >> The 120px and 320px images are saved for the thumbnail and preview on >> >> the >> >> File page. The others are generated when a new cropping width is >> >> requested >> >> by some wiki code. This allows the wiki server to cache the images for >> >> better performance. This also means that the XO laptop, or any browser >> >> does >> >> not need to process the original image size. >> > >> > >> > Hi Fred, >> > >> > sorry for the slow reply. >> > >> > Re-reading your message now I'm not sure what exactly you're suggesting >> > here. It sounds to me like getting the thumbails out of the wiki >> > afterwards >> > is a bigger hassle than taking the 15 seconds it takes to resize the >> > original image and upload that one. Or am I missing something here? >> > >> > Thanks, >> > Christoph >> > >> >> >> >> --Fred >> >> >> >>> I see little value in keeping the 1200px wide version (with the >> >>> exception >> >>> of reducing one step in the image work) as we can't count on having >> >>> the >> >>> manpower to do extensive post-processing, resizing of all images, >> >>> funky >> >>> exporting, etc. once everyone leaves here in just over 48 hours... >> >>> >> >>> Christoph >> >>> >> >>> -- >> >>> Christoph Derndorfer >> >>> >> >>> volunteer, OLPC (Austria) [www.olpc.at] >> >>> editor, OLPC News [www.olpcnews.com] >> >>> contributor, TechnikBasteln [www.technikbasteln.net] >> >>> >> >>> e-mail: [email protected] >> >> >> >> >> >> _______________________________________________ >> >> support-gang mailing list >> >> [email protected] >> >> http://lists.laptop.org/listinfo/support-gang >> >> >> > >> > >> > >> > -- >> > Christoph Derndorfer >> > >> > volunteer, OLPC (Austria) [www.olpc.at] >> > editor, OLPC News [www.olpcnews.com] >> > contributor, TechnikBasteln [www.technikbasteln.net] >> > >> > e-mail: [email protected] >> > >> > >> > _______________________________________________ >> > Library mailing list >> > [email protected] >> > http://lists.laptop.org/listinfo/library >> > >> >> >> >> -- >> Samuel Klein identi.ca:sj w:user:sj +1 617 529 >> 4266 >> > > > > -- > Christoph Derndorfer > > volunteer, OLPC (Austria) [www.olpc.at] > editor, OLPC News [www.olpcnews.com] > contributor, TechnikBasteln [www.technikbasteln.net] > > e-mail: [email protected] > > > _______________________________________________ > Library mailing list > [email protected] > http://lists.laptop.org/listinfo/library > -- T o m M i t c h e l l _______________________________________________ Library mailing list [email protected] http://lists.laptop.org/listinfo/library
